Home / 119,249.49-164,528.37-71,485.41

Finding the Fourth Proportional to 119,249.49, 164,528.37 and 71,485.41

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Solution

The fourth proportional to 119,249.49, 164,528.37 and 71,485.41 is: 98,628.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,249.49 : 164,528.37 = 71,485.41 : x
  2. Step 2: Convert to fraction form
    119,249.49/164,528.37 = 71,485.41/x
  3. Step 3: Cross multiply
    119,249.49x = 164,528.37 × 71,485.41
  4. Step 4: Simplify right side
    119,249.49x = 11,761,377,986.08
  5. Step 5: Solve for x
    x = 11,761,377,986.08/119,249.49
  6. Step 6: Final answer
    x = 98,628.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.